JPH0335613B2 - - Google Patents
Info
- Publication number
- JPH0335613B2 JPH0335613B2 JP61026043A JP2604386A JPH0335613B2 JP H0335613 B2 JPH0335613 B2 JP H0335613B2 JP 61026043 A JP61026043 A JP 61026043A JP 2604386 A JP2604386 A JP 2604386A JP H0335613 B2 JPH0335613 B2 JP H0335613B2
- Authority
- JP
- Japan
- Prior art keywords
- hardness
- frequency
- amplitude
- test piece
- vibrating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000012360 testing method Methods 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 3
- 239000000523 sample Substances 0.000 description 12
- 229910003460 diamond Inorganic materials 0.000 description 8
- 239000010432 diamond Substances 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 5
- 239000006185 dispersion Substances 0.000 description 5
- 238000007373 indentation Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- 229920001875 Ebonite Polymers 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000007542 hardness measurement Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008713 feedback mechanism Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
- G01N3/405—Investigating hardness or rebound hardness by determining the vibration frequency of a sensing element in contact with the specimen
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/0617—Electrical or magnetic indicating, recording or sensing means
- G01N2203/0623—Electrical or magnetic indicating, recording or sensing means using piezoelectric gauges
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02827—Elastic parameters, strength or force
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3504535A DE3504535C1 (de) | 1985-02-11 | 1985-02-11 | Verfahren zur Ermittlung der Haerte fester Koerper |
DE3504535.3 | 1985-02-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61240140A JPS61240140A (ja) | 1986-10-25 |
JPH0335613B2 true JPH0335613B2 (zh) | 1991-05-28 |
Family
ID=6262154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP61026043A Granted JPS61240140A (ja) | 1985-02-11 | 1986-02-10 | 固体の硬度測定方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US4646571A (zh) |
JP (1) | JPS61240140A (zh) |
DE (1) | DE3504535C1 (zh) |
FR (1) | FR2577316B1 (zh) |
GB (1) | GB2171199B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107615040A (zh) * | 2015-06-25 | 2018-01-19 | 麦克赛尔株式会社 | 硬度计 |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3720625A1 (de) * | 1987-06-23 | 1989-01-05 | Krautkraemer Gmbh | Haertepruefgeraet zur haertepruefung unter last |
DE3843588C2 (de) * | 1988-12-23 | 1998-04-09 | Krautkraemer Gmbh | Härteprüfgerät zur Härteprüfung unter Last und Verfahren zum Justieren eines derartigen Härteprüfgerätes |
DE3934578C2 (de) * | 1989-10-17 | 2000-02-10 | Krautkraemer Gmbh | Verfahren zur Härteprüfung von Serienteilen mit geringer mechanischer Reaktanz |
DE4011313A1 (de) * | 1990-04-07 | 1991-10-10 | Krautkraemer Gmbh | Verfahren zur messung der haerte oder elastischer materialeigenschaften unter last nach der ultraschall-kontakt-impedanz-methode |
DE4306243A1 (en) * | 1993-02-27 | 1993-09-23 | Uwe Paetzold | Hardness test method - using ultrasonic contact, with hard body on vibrated rod, and measuring with body in and not in contact with test material |
US6265884B1 (en) | 1998-05-13 | 2001-07-24 | Ceres Corporation | Electrical conductivity gem tester |
DE10163656A1 (de) * | 2001-12-21 | 2003-07-03 | Agfa Ndt Gmbh | Härtemessgerät mit einem Gehäuse und einem Eindringkörper, insbesondere Handgerät |
GB0407183D0 (en) * | 2004-03-30 | 2004-05-05 | Hitchin Anthony R | Testing apparatus |
US7565841B2 (en) * | 2004-04-07 | 2009-07-28 | Nihon University | Operating frequency selection method for hardness measurement system, operating frequency selection apparatus, and hardness measurement system |
JP5395417B2 (ja) * | 2008-12-09 | 2014-01-22 | テイ・エス テック株式会社 | 測定方法および測定装置 |
KR101071893B1 (ko) * | 2009-11-19 | 2011-10-11 | 중앙대학교 산학협력단 | 독립구동형 압입시험 장치 |
JP5947036B2 (ja) * | 2011-12-27 | 2016-07-06 | 鹿島建設株式会社 | コンクリート等弾性係数が不知の材料のuci法による測定方法 |
GB2512289B (en) * | 2013-03-22 | 2018-12-26 | Ross Nedwell Jeremy | A device for determining the characteristic impedance spectrum of a token |
CN103558103B (zh) * | 2013-11-08 | 2015-12-09 | 伊犁师范学院 | 基于液态簧振动力学谱方法检测水泥水化反应的方法 |
JP6829065B2 (ja) * | 2016-12-19 | 2021-02-10 | マクセル株式会社 | 硬度計および硬度測定方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5423599A (en) * | 1977-07-22 | 1979-02-22 | Shinko Electric Co Ltd | Printing publishing machine of tickets* |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2695517A (en) * | 1950-04-14 | 1954-11-30 | Electro Voice | Device for measuring compliance of mechanical structures to motion |
US3153338A (en) * | 1961-11-22 | 1964-10-20 | Kleesattel Claus | Resonant sensing devices |
US3302454A (en) * | 1964-10-08 | 1967-02-07 | Kleesattel Claus | Resonant sensing devices |
US3572097A (en) * | 1968-05-07 | 1971-03-23 | Claud Kleesattel | Resonant sensing devices and methods |
DE2357033C2 (de) * | 1973-11-15 | 1982-05-13 | Krautkrämer, GmbH, 5000 Köln | Vorrichtung zur Messung von Werkstoffeigenschaften, insbesondere einer Härte, nach einer Kontakt-Impedanz-Methode |
SU550556A1 (ru) * | 1974-11-13 | 1977-03-15 | Предприятие П/Я Р-6303 | Устройство дл измерени физикомеханических параметров объекта |
SU513308A1 (ru) * | 1975-01-06 | 1976-05-05 | Предприятие П/Я А-1687 | Устройство дл измерени твердости металлов |
US3958450A (en) * | 1975-05-19 | 1976-05-25 | Claus Kleesattel | Resonant sensing devices and methods for determining surface properties of test pieces |
FI65356C (fi) * | 1980-03-18 | 1984-05-10 | Serlachius Oy | Foerfarande foer avkaenning av ett planteringsstaelle vid plantering av plantor samt anordning foer utoevande av foerfarandet |
DE3329690C1 (de) * | 1983-08-17 | 1985-04-11 | Krautkrämer GmbH, 5000 Köln | Verfahren und Schaltungsvorrichtung zur Haertemessung nach der Kontakt-Impedanz-Methode |
-
1985
- 1985-02-11 DE DE3504535A patent/DE3504535C1/de not_active Expired
- 1985-08-26 US US06/769,337 patent/US4646571A/en not_active Expired - Fee Related
- 1985-12-19 GB GB08531322A patent/GB2171199B/en not_active Expired
-
1986
- 1986-02-10 JP JP61026043A patent/JPS61240140A/ja active Granted
- 1986-02-11 FR FR868601833A patent/FR2577316B1/fr not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5423599A (en) * | 1977-07-22 | 1979-02-22 | Shinko Electric Co Ltd | Printing publishing machine of tickets* |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107615040A (zh) * | 2015-06-25 | 2018-01-19 | 麦克赛尔株式会社 | 硬度计 |
CN107615040B (zh) * | 2015-06-25 | 2020-03-13 | 麦克赛尔株式会社 | 硬度计 |
Also Published As
Publication number | Publication date |
---|---|
DE3504535C1 (de) | 1986-07-10 |
JPS61240140A (ja) | 1986-10-25 |
GB2171199B (en) | 1988-07-20 |
GB8531322D0 (en) | 1986-01-29 |
GB2171199A (en) | 1986-08-20 |
FR2577316A1 (fr) | 1986-08-14 |
US4646571A (en) | 1987-03-03 |
FR2577316B1 (fr) | 1989-08-25 |
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